Base | Representation |
---|---|
bin | 1110001111010001100000… |
… | …11000100100000011000001 |
3 | 11002212022111000120002110011 |
4 | 13013220300120210003001 |
5 | 13101000140033131223 |
6 | 150332044222304521 |
7 | 6411103553010025 |
oct | 707506030440301 |
9 | 132768430502404 |
10 | 31311123333313 |
11 | 9a81a7792a19a |
12 | 361837ba28141 |
13 | 146181ab84205 |
14 | 7a3675d4c385 |
15 | 39471a50180d |
hex | 1c7a306240c1 |
31311123333313 has 8 divisors (see below), whose sum is σ = 31314210480000. Its totient is φ = 31308036382128.
The previous prime is 31311123333311. The next prime is 31311123333337. The reversal of 31311123333313 is 31333332111313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31311123333313 - 21 = 31311123333311 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31311123333311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745499688 + ... + 745541686.
It is an arithmetic number, because the mean of its divisors is an integer number (3914276310000).
Almost surely, 231311123333313 is an apocalyptic number.
It is an amenable number.
31311123333313 is a deficient number, since it is larger than the sum of its proper divisors (3087146687).
31311123333313 is a wasteful number, since it uses less digits than its factorization.
31311123333313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97751.
The product of its digits is 13122, while the sum is 31.
Adding to 31311123333313 its reverse (31333332111313), we get a palindrome (62644455444626).
The spelling of 31311123333313 in words is "thirty-one trillion, three hundred eleven billion, one hundred twenty-three million, three hundred thirty-three thousand, three hundred thirteen".
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